3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = [1,2,3]; array_walk($a , function($arr, $key) { echo $arr[$key]; });
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/LX8jg
function name:  (null)
number of ops:  7
compiled vars:  !0 = $a
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, <array>
    4     1        INIT_FCALL                                               'array_walk'
          2        SEND_REF                                                 !0
          3        DECLARE_LAMBDA_FUNCTION                                  '%00%7Bclosure%7D%2Fin%2FLX8jg%3A4%240'
          4        SEND_VAL                                                 ~2
          5        DO_ICALL                                                 
          6      > RETURN                                                   1

Function %00%7Bclosure%7D%2Fin%2FLX8jg%3A4%240:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/LX8jg
function name:  {closure}
number of ops:  5
compiled vars:  !0 = $arr, !1 = $key
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
          0  E >   RECV                                             !0      
          1        RECV                                             !1      
          2        FETCH_DIM_R                                      ~2      !0, !1
          3        ECHO                                                     ~2
          4      > RETURN                                                   null

End of function %00%7Bclosure%7D%2Fin%2FLX8jg%3A4%240

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
150.87 ms | 1394 KiB | 15 Q